EP 0267646 A1 19880518 - Process for the production of polyamide shapes with improved properties.

Title (en)

Process for the production of polyamide shapes with improved properties.

Title (de)

Verfahren zur Herstellung von Formkörpern mit verbesserten Eigenschaften aus einem Polyamid.

Title (fr)

Procédé pour la fabrication d'une forme avec des propriétés améliorées d'un polyamide.

Publication

EP 0267646 A1 19880518 (EN)

Application

EP 87202108 A 19871102

Priority

NL 8602790 A 19861104

Abstract (en)

The invention relates to a process for the production from the melt of nylon 4.6 articles wi improved properties by subjecting the articles, after these have been moulded, to heat treatment at a temperature higher than 220 &curren& C and lower than the softening point of the polyamide.

IPC 1-7

B29C 71/02; C08J 7/00

IPC 8 full level

B29C 71/02 (2006.01)

CPC (source: EP KR)

B29C 71/02 (2013.01 - EP); C08J 3/00 (2013.01 - KR); B29K 2077/00 (2013.01 - EP); B29K 2105/0094 (2013.01 - EP); B29K 2105/16 (2013.01 - EP); B29K 2995/0088 (2013.01 - EP)

Citation (search report)

[X] JP S6147813 A 19860308 - UNITIKA LTD
[X] DE 1229278 B 19661124 - SIEMENS AG
[X] JP S61124622 A 19860612 - TOYO BOSEKI
[X] DE 1258598 B 19680111 - BASF AG
[A] AT 369771 B 19830125 - VOEST ALPINE AG [AT]
[A] US 2190770 A 19400220 - CAROTHERS WALLACE H
[A] INTERNATIONAL POLYMER SCIENCE AND TECHNOLOGY, vol. 4, no. 10, 1977, pages T/44,T/45, A.M. AR'EV: "Selection of conditions of annealing of polyamides"

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI NL SE

DOCDB simple family (publication)

EP 0267646 A1 19880518; JP S63126735 A 19880530; KR 880006296 A 19880722

DOCDB simple family (application)

EP 87202108 A 19871102; JP 27755687 A 19871104; KR 870012385 A 19871104